Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 89, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 2, 2002, 1:15 AM CDT for Washington County, Arkansas. It was in force for 45 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 2, 2002, 1:15 AM CDT (06:15 UTC)
- Expired
- May 2, 2002, 2:00 AM CDT
- In force
- 45 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
County Washington County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 2, 1:33 AM CDT | Hail 1 | Prairie Grove, AR | |
| May 2, 1:50 AM CDT | Hail 1.75 | West Fork, AR |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 1, 9:00 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 6.3 hours before the alert went out and 110 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1175 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 1882 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 020615 SVRTUL ARC143-020700- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 114 AM CDT THU MAY 2 2002 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WASHINGTON COUNTY IN NORTHWEST ARKANSAS * UNTIL 200 AM CDT * AT 114 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES SOUTH OF CINCINNATI...MOVING EAST AT 35 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... FAYETTEVILLE...WEST FORK...LINCOLN...PRAIRIE GROVE...ELKINS... FARMINGTON...BRENTWOOD...GREENLAND AND CINCINNATI. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3608 9454 3588 9453 3584 9395 3609 9394
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:29 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 46 min |
| May 1, 8:44 PM CDT | Tornado Warning | TSA | Benton | 31 min |
| May 1, 8:54 PM CDT | Severe Thunderstorm Warning | TSA | Carroll | 51 min |
| May 1, 9:00 PM CDT | Tornado Warning | TSA | Washington | 45 min |
| May 1, 9:12 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 33 min |
| May 1, 9:33 PM CDT | Tornado Warning | TSA | Madison | 42 min |
| May 1, 10:44 PM CDT | Severe Thunderstorm Warning | TSA | Madison, Washington | 46 min |
| May 2, 1:38 AM CDT | Tornado Warning | TSA | Washington | 37 min |
| May 2, 1:55 AM CDT | Severe Thunderstorm Warning | TSA | Madison | 50 min |
| May 2, 2:03 AM CDT | Tornado Warning | TSA | Madison | 42 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.